Monarch butterfly population may be in troubleFOX 13 News, Tampa BayTAMPA (FOX 13) - The population of Monarch butterflies is in a steep decline, according to a study recently released by the University of Florida. According to the report, scientists determined the population of Monarch butterflies has decreased since ...und weitere »

Butterfly sanctuaries now open in Michoacán, México stateMexico News DailyThe monarch butterflies arrived late this year but not because they were on Mexican time. They were delayed by bad weather on their journey south from the United States and Canada. But there have been enough arrivals now that the monarch butterfly ...

Letter: Viceroy butterflies — not actually monarch mimicsMountain XpressYour readers might like to know that the viceroy is not a batesian (palatable) mimic of the monarch [See “A Monarch by Any Other Name,” and “A Royal (Butterfly) Mistake,” both Oct. 10, Xpress]. David B. Ritland and Lincoln P. Brower published their ...